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Details and Image
Item#
Type
Model No.
Match No.
Variant No.
Model Name
Maker
Country
Production or Serial No.
Material
Scale Length
Date
Condition
KEU651
Linear
4097
4371
2
Ever-There
Keuffel & Esser
USA
29190
Engine Divided White Xylonite
"5"
1935
C5
Notes:
"Same scale set as seen on K&E 4094 Merchants' slide rule. Frameless indicator with metal guides and celluloid window. PAT. 1,875, 927 replaces PAT. PENDING."
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Condition Code
to obtain more details.
